Developer unit alignment, removal and interchange system

Details Developer unit alignment, removal and interchange system Developer unit alignment, removal and interchange system

1991-09-10

1992-09-01

Pendegrass, Joan H.

Photocopying

Contact printing

Light boxes

355326, 414401, G03G 1500

Patent

active

051443694

ABSTRACT:
An improved system for exchanging a developer unit of a copying or printing machine by moving the developer unit between a portable developer unit transporter cart or the like and the development station of the machine while the cart is docked in alignment therewith, the cart has a liftable development unit holder and a simple but effective foot pedal operated lifting system for automatically lifting it up to the same level as the development station in said machine, so that developer unit rails thereon are in accurate alignment with rails in the development station for easily moving a developer unit therebetween, irrespective of variations in the level of the cart and the machine due to floor or machine alignment differences. Also disclosed is a system of assisting the lateral alignment of the cart with the machine for docking, and safety interlock systems.

REFERENCES:
patent: 4097139 (1978-06-01), Hauser et al.
patent: 4671728 (1987-06-01), Clark et al.
patent: 4894684 (1990-01-01), Nakajima et al.
patent: 5053820 (1991-10-01), Preszler et al.

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